diff options
author | Juan Linietsky <reduzio@gmail.com> | 2014-04-28 21:56:43 -0300 |
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committer | Juan Linietsky <reduzio@gmail.com> | 2014-04-28 21:56:43 -0300 |
commit | 87f37bc5a305e6a68ef232be580350588e300fcc (patch) | |
tree | 608af97f58c0dd7f2f6f86d973b072f7888bfca0 /drivers/builtin_openssl/crypto/bn/asm/README | |
parent | 7fadc2f93a18f2b5487fbcd6e90bcde781c53fec (diff) |
-Added OpenSSL and HTTPS support
-Built-in version of the library for Windows, Android and iOS (other OSs use system one)
-Small fixes all around
Diffstat (limited to 'drivers/builtin_openssl/crypto/bn/asm/README')
-rw-r--r-- | drivers/builtin_openssl/crypto/bn/asm/README | 27 |
1 files changed, 27 insertions, 0 deletions
diff --git a/drivers/builtin_openssl/crypto/bn/asm/README b/drivers/builtin_openssl/crypto/bn/asm/README new file mode 100644 index 0000000000..b0f3a68a06 --- /dev/null +++ b/drivers/builtin_openssl/crypto/bn/asm/README @@ -0,0 +1,27 @@ +<OBSOLETE> + +All assember in this directory are just version of the file +crypto/bn/bn_asm.c. + +Quite a few of these files are just the assember output from gcc since on +quite a few machines they are 2 times faster than the system compiler. + +For the x86, I have hand written assember because of the bad job all +compilers seem to do on it. This normally gives a 2 time speed up in the RSA +routines. + +For the DEC alpha, I also hand wrote the assember (except the division which +is just the output from the C compiler pasted on the end of the file). +On the 2 alpha C compilers I had access to, it was not possible to do +64b x 64b -> 128b calculations (both long and the long long data types +were 64 bits). So the hand assember gives access to the 128 bit result and +a 2 times speedup :-). + +There are 3 versions of assember for the HP PA-RISC. + +pa-risc.s is the origional one which works fine and generated using gcc :-) + +pa-risc2W.s and pa-risc2.s are 64 and 32-bit PA-RISC 2.0 implementations +by Chris Ruemmler from HP (with some help from the HP C compiler). + +</OBSOLETE> |